shahmaulik/fileupload.php

## fileupload.php
<?php
// Helper function courtesy of https://github.com/guzzle/guzzle/blob/3a0787217e6c0246b457e637ddd33332efea1d2a/src/Guzzle/Http/Message/PostFile.php#L90
function getCurlValue($filename, $contentType, $postname)
{
    // PHP 5.5 introduced a CurlFile object that deprecates the old @filename syntax
    // See: https://wiki.php.net/rfc/curl-file-upload
    if (function_exists('curl_file_create')) {
        return curl_file_create($filename, $contentType, $postname);
    }

    // Use the old style if using an older version of PHP
    $value = "@{$filename};filename=" . $postname;
    if ($contentType) {
        $value .= ';type=' . $contentType;
    }

    return $value;
}

$filename = 'path/to/file';
$cfile = getCurlValue($filename,'audio/flac','filename.flac');

//NOTE: The top level key in the array is important, as some apis will insist that it is 'file'.
$data = array('myFile' => $cfile);

$ch = curl_init();
$options = array(CURLOPT_URL => 'https://example.com/uploadfile',
             CURLOPT_RETURNTRANSFER => true,
             CURLINFO_HEADER_OUT => true, //Request header
             CURLOPT_HEADER => true, //Return header
             CURLOPT_SSL_VERIFYPEER => false, //Don't veryify server certificate
             CURLOPT_POST => true,
             CURLOPT_POSTFIELDS => $data
            );

curl_setopt_array($ch, $options);
$result = curl_exec($ch);
$header_info = curl_getinfo($ch,CURLINFO_HEADER_OUT);
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = substr($result, 0, $header_size);
$body = substr($result, $header_size);
curl_close($ch);

?>

<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>File Upload results</title>
</head>
<body>
    <p>Raw Result: <?=$result?>
    <p>Header Sent: <?=$header_info?></p>
    <p>Header Received: <?=$header?></p>
    <p>Body: <?=$body?></p>
</body>
</html>
	<?php
	// Helper function courtesy of https://github.com/guzzle/guzzle/blob/3a0787217e6c0246b457e637ddd33332efea1d2a/src/Guzzle/Http/Message/PostFile.php#L90
	function getCurlValue($filename, $contentType, $postname)
	{
	// PHP 5.5 introduced a CurlFile object that deprecates the old @filename syntax
	// See: https://wiki.php.net/rfc/curl-file-upload
	if (function_exists('curl_file_create')) {
	return curl_file_create($filename, $contentType, $postname);
	}

	// Use the old style if using an older version of PHP
	$value = "@{$filename};filename=" . $postname;
	if ($contentType) {
	$value .= ';type=' . $contentType;
	}

	return $value;
	}

	$filename = 'path/to/file';
	$cfile = getCurlValue($filename,'audio/flac','filename.flac');

	//NOTE: The top level key in the array is important, as some apis will insist that it is 'file'.
	$data = array('myFile' => $cfile);

	$ch = curl_init();
	$options = array(CURLOPT_URL => 'https://example.com/uploadfile',
	CURLOPT_RETURNTRANSFER => true,
	CURLINFO_HEADER_OUT => true, //Request header
	CURLOPT_HEADER => true, //Return header
	CURLOPT_SSL_VERIFYPEER => false, //Don't veryify server certificate
	CURLOPT_POST => true,
	CURLOPT_POSTFIELDS => $data
	);

	curl_setopt_array($ch, $options);
	$result = curl_exec($ch);
	$header_info = curl_getinfo($ch,CURLINFO_HEADER_OUT);
	$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
	$header = substr($result, 0, $header_size);
	$body = substr($result, $header_size);
	curl_close($ch);

	?>

	<!doctype html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>File Upload results</title>
	</head>
	<body>
	<p>Raw Result: <?=$result?>
	<p>Header Sent: <?=$header_info?></p>
	<p>Header Received: <?=$header?></p>
	<p>Body: <?=$body?></p>
	</body>
	</html>